Finding the Fourth Proportional to 38,471,666.40, 57,581,528.40 and 29,905,624.80
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Solution
The fourth proportional to 38,471,666.40, 57,581,528.40 and 29,905,624.80 is: 44,760,514.55
Step by Step Solution
- Step 1: Write the proportion equation
38,471,666.40 : 57,581,528.40 = 29,905,624.80 : x - Step 2: Convert to fraction form
38,471,666.40/57,581,528.40 = 29,905,624.80/x - Step 3: Cross multiply
38,471,666.40x = 57,581,528.40 × 29,905,624.80 - Step 4: Simplify right side
38,471,666.40x = 1,722,011,583,740,944.25 - Step 5: Solve for x
x = 1,722,011,583,740,944.25/38,471,666.40 - Step 6: Final answer
x = 44,760,514.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.